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Letters Patent No. 80,147, dated July 21, 1868.

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TO ALL WHOMI-YT MAY concnmv:

.and to the letters of reference marked thereon.

Know ye that I, 0-. M. GooNEY, of the city of Washington, in the county of Washington; and'District of Columbia, have invented a Perforated Pan, being anew and'useful improvement for preparing food and other substances requiring theaction of heat in their preparation; and I do hereby declare that the following is a full and exact description, reference being had to the accompanying drawings, making part'of this specification,

To enable others skilled in the art to make and use my invention,;l proceed to describe its construction and operation. v r v v I My invention relates to providing a pan or other vessel, used. for culinary or other-purposes, wherein to accomplish the desired result. The agency of heatjsnecessary, with holes or open spaces in its lower portion or bottom, andlw -ith holes or open spaces in its upper portions or sides, or allowed to be open upon the sides, save at the corners, or at certain intervals uprights or standards may be erected upon the edgeor circumference of the lower part or bottom .of the pan or vessel, the ends of which are connected with each other by meansof flwireyso as to prevent 'a smaller vessel or substance, placed upon the upper surface of the bottom of the pan or vessel, from slipping off, by meansof which perforated, or, as above described, pan, incombiuation with a smaller pan or vessel, so placed that its lowest surface covers one ofthe holesor o'pen spaces in the bottom of with greater rapidity and less liability to burning thanby. ordinary known methods. I

ing hereto annexed andmadea part of this specification, represents a front view of 'thebottom of the invention.

the larger pan or vessel, food or other mater ial'req-niring the action of heat in its preparation canibe'prepared Figure}, in the draw Figure 2, side view of the invention. 4

' Figure sectionalviewthrough lineg h, fig. -1, showing interior of the invention,.and illustrating operation. I take any pan orveSselused for culinaryor' other purposes-an ordinary sheet-iron baking-pan being selected for this illustration-and perforate the bottom and sides thereof, as shown in figs; 1 and 2 respectively; over andc'overing cne' of which holes, in the lower; part or bottom of the pan a, fig.' 3;I place the smaller vessel, as shown by Z2, representing the open space '01 hole. The lower exterior surface of the vessel 11 does not come in contact with the heated floor of the oven,f, and touches but asmall portion of the upper surface of thehottom of the patio, viz,;that portion bordering upon the circumference of the hole d,-wherebythe liability of inj uring'or destroying the'jaluable qualities of the material contained in the vessel b, by burning the same, is greatly diminished. In the open space above the floor of the oven f, and below, the lower exterior surface of thevessel '6 and circumscribed by. the circumference of the openlspace a, is an air-chamber, wherein the heat, by being confinedfis condensed, and thus the portion of the vessel 6, immediately above it, is more quickly nfi'ected by the heat than though it came -in direct contact with the floor of the oven f. Hence the' process of preparation is more rapid.

In the construction of my invention, a single piece of material may be employed, which may be out 'or pressed into the required shape by means of dies or stamp s. To form the uprights or standards hereinbefore mentioned, strips of the material of the desired size may be left unsevered from that portion of the material forming the bottom of the vessel or pan, and attached to the edge thereof, which, when turned at right angles to the upper interior surface of the bottom of the pan onvessel, answer the purpose aforesaid;

I do not claim a perforated steamer, asnow known and used in combination with boilers for cooking purposes. i M i v v What I claim as my invention, anddesire to secureby Letters Patent, is-

A pan or vessel, perforated in-its lower part or bottom with holes,'and open or perforated with holes in its upper parts or sides, in combination with a smaller pan or vessel, substantiallyas and-forthe uses and purposes herein described.- I

C. M.. COONEY.

Witnesses i R. W. WALKER, Eon. F..Baown. 

